PocketMine-MP/src/block/utils/AnvilHelper.php
2025-03-22 23:00:15 +01:00

67 lines
2.0 KiB
PHP

<?php
/*
*
* ____ _ _ __ __ _ __ __ ____
* | _ \ ___ ___| | _____| |_| \/ (_)_ __ ___ | \/ | _ \
* | |_) / _ \ / __| |/ / _ \ __| |\/| | | '_ \ / _ \_____| |\/| | |_) |
* | __/ (_) | (__| < __/ |_| | | | | | | | __/_____| | | | __/
* |_| \___/ \___|_|\_\___|\__|_| |_|_|_| |_|\___| |_| |_|_|
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* @author PocketMine Team
* @link http://www.pocketmine.net/
*
*
*/
declare(strict_types=1);
namespace pocketmine\block\utils;
use pocketmine\crafting\AnvilCraftResult;
use pocketmine\item\Item;
use pocketmine\Server;
final class AnvilHelper{
private const COST_LIMIT = 39;
/**
* Attempts to calculate the result of an anvil operation.
*
* Returns null if the operation can't do anything.
*/
public static function calculateResult(Item $base, Item $material, ?string $customName, bool $isCreative) : ?AnvilCraftResult{
$recipe = Server::getInstance()->getCraftingManager()->matchAnvilRecipe($base, $material);
if($recipe === null){
return null;
}
$result = $recipe->getResultFor($base, $material);
if($result !== null){
$resultItem = $result->getOutput();
$xpCost = $result->getXpCost();
if(($customName === null || $customName === "") && $resultItem->hasCustomName()){
$xpCost++;
$resultItem->clearCustomName();
}elseif($customName !== null && $resultItem->getCustomName() !== $customName){
$xpCost++;
$resultItem->setCustomName($customName);
}
$result = new AnvilCraftResult($xpCost, $resultItem, $result->getSacrificeResult());
}
if($result === null || $result->getXpCost() <= 0 || ($result->getXpCost() > self::COST_LIMIT && !$isCreative)){
return null;
}
return $result;
}
}